<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        table,th,td{
            border: 1px solid #333;
        }
        table{
            border-collapse: collapse;
            width: 500px;
            height: 50px;
            line-height: 50px;
            text-align: center;
        }
    </style>
</head>
<body>
<table>
    <tr><th>商城</th><th>商城</th></tr>
    <tr><td>商城</td><td>商城</td></tr>
    <tr><td>商城</td><td>商城</td></tr>
</table>

</body>
</html>